@book{81199,
	author = {Hall, Ansel F.},
	title = {Guide to Yosemite :},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Release date is 2012-07-28},
	url = {https://www.gutenberg.org/ebooks/40360}
}